| 摘要 |
A beverage whipper, including a whipper disk configured for spinning within the whipper and having a radius is disclosed. The whipper disk further includes a front surface and a plurality of forward-facing concave surfaces that divide the front surface into a plurality of front surface sections. The concave surfaces extend generally radially over more than half the radius and have a circumferential width and a depth, wherein the width is larger than the depth. The front surface sections have a total area that is at least 4-times the total area of the concave surfaces. Also, a beverage dispenser that includes the whipper for forming beverages having crema such as espresso or cappuccino.
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